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Vides a means for quantifying the laboratories’ confidence that the critical QMU is a decision-support framework that pro. In 2001, the three national security labs began using a frameworkĬalled quantification of margins and uncertainties (QMU) to help with Opinions on whether nuclear testing needs to be resumed in the subse. Of whether the stockpile is safe, reliable, and effective and expressing their Submit letters each year to the Secretary of Energy with their assessment Tory (LLNL), and Sandia National Laboratories (SNL)—are required to

Mos National Laboratory (LANL), Lawrence Livermore National Labora. The directors of the three national security laboratories—Los Ala. GAO-06-261Ĭreated a new, separate entity within DOE—the National Nuclear SecurityĪdministration (NNSA)—whose primary task is to maintain the nuclearĮvery year, the SSP must assess the safety, reliability, performance, andĮffectiveness of the nuclear weapons stockpile in the absence of nuclear Manage Its New Approach for Assessing and Certifying Nuclear Weapons. Government Accountability Office, NNSA Needs to Refine and More Effectively Congress, The National Defense Authorization Act for Fiscal Year 1994, P.L. Stockpile without the need for nuclear testing. Ties. The objective of these campaigns has been to develop the criticalĬapabilities for assessing the performance, safety and reliability of the SSP evolved over time, and in 1999, DOE created 18 subprograms—calledĬampaigns—to organize the science and stockpile maintenance activi. Take place during a nuclear weapon explosion and to apply the knowl-Įdge gained to extend the life of the existing weapons in the stockpile. (SSP’s) objective was to develop ways to simulate—with computer mod-Įls and experiments that remain subcritical—the various processes that United States in nuclear weapons.”  The Stockpile Stewardship Program’s

The preservation of the core intellectual and technical competencies of the President directed DOE to “establish a stewardship program to ensure Tain the nation’s nuclear weapons stockpile. The Department of Energy (DOE) began to develop other ways to main. When the moratorium on nuclear testing went into effect in 1992, Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages. Below is the uncorrected machine-read text of this chapter, intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text of each book.